This is a workbook cover. It's 8.5" x 11". It's for a class for air conditioner salespeople.
Air conditioner or home improvement salespeople.
Book cover type
Handed out at workshops and training events.
What colors do you want to see in your design?
This is a training class for sales people in the air conditioning and home-improvement industries. Therefore, the cover needs to be technical but also targeted toward the open-collar, hard-working type of people.
What to avoid
No people, if possible. If you'd like to suggest people, then make them blue-collar, open-collar types of everyday people. No suits, no neckties, etc.